As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON APPLYING T/O POWER THE LT ENGINE TR HAD AN UNCOMMANDED DEPLOYMENT, THIS HAPPEN MULTIPLE TIMES. EACH TIME WE USED EMER STOW. DID NOT BEGIN TAKEOFF ROLL. TROUBLESHOT SYS AND FOUND THE STOW AND DEPLOY SWITCHES LOOSE IN THE PEDESTAL. TIGHTENED AND ADJUSTED THE LT STOW AND DEPLOY SWITCHES IAW MM 78-31-00. GROUND RAN ACFT AND OPS CHECK OF THE SYS WAS GOOD.